Merge "Respect disable flag in LargeScreenHeader" into tm-dev am: b15f71e2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17804571



Change-Id: I47197c52275fe4932150529b202bc9f2b0ad1830
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>